In recent years, 2D layered materials, including graphene, topological insulators, transition
metal dichalcogenides, black phosphorus, MXenes, graphitic carbon nitride, and metal …

Wide‐spectral saturable absorption (SA) has been experimentally demonstrated in two‐
dimensional (2D) nanomaterials with outstanding performance, such as low saturation …

Black phosphorus (BP), an emerging narrow direct band-gap two-dimensional (2D) layered
material that can fill the gap between the semi-metallic graphene and the wide-bandgap …

Functional microporous conducting carbon with a high surface area of about 1230 m2 g− 1
is synthesized by single-step pyrolysis of dead plant leaves (dry waste, ground powder) …

We report on the preparation of robust indium tin oxide (ITO) hemispherical-shell arrays
(HSAs) with nanoscale thickness of∼ 100 nm and their applications for passively Q …

We report on the generation of large energy, widely wavelength tunable pulses in an erbium-
doped fiber laser passively Q-switched by a topological insulator saturable absorber (TI-SA) …

One and two dimensional forms of carbon, Carbon nanotube and graphene, have
interesting and useful not only electronic but also photonic properties. This tutorial will …

Abstract Two-dimensional (2D) porous carbon AC-SPN-3 possessing of amazing high
micropore volume ratio of 83% and large surface area of about 1069 m2 g− 1 is high-yield …

The urgent need for sustainable energy development depends on the progress of green
technologies, which have steered hot research areas into environmentally benign …

Graphene and other two-dimensional (2d) crystals are promising materials for photonic and
optoelectronic applications. A key requirement for these applications is the development of …